<!--
 @description
 @fileName Video.vue
 @author zengqiongying
 @created 2022/01/21 10:00:03
-->
<template>
  <video src="https://filedev.quanyou.com.cn/marketing/group1/M00/00/50/rB8kPmHqHviATzaVAXDmEzHftxY895.wmv" class="file-cover-box" controls="controls">
    您的浏览器不支持 video 标签。
  </video>
  <!-- <video-player
    id="video"
    ref="videoPlayer"
    style="width:500px;height:300px"
    class="video-player vjs-custom-skin"
    name="videoPlayer"
    :playsinline="true"
    :global-options="globalSetting"
    :options="playerOptions"
    @play="onPlayerPlay($event)"
    @pause="onPlayerPause($event)"
    @ended="onPlayerEnded($event)"
    @waiting="onPlayerWaiting($event)"
    @timeupdate="onPlayerTimeupdate($event)"
    @statechanged="playerStateChanged($event)"
    @canplaythrough="onPlayerCanplaythrough($event)"
    @ready="playerReadied"
  /> -->
</template>

<script>
import { videoPlayer } from 'vue-video-player'
import 'video.js/dist/video-js.css'
import 'vue-video-player/src/custom-theme.css'
export default {
  name: 'QupVideo',
  components: {
    videoPlayer
  },
  props: {
    src: {
      type: String,
      default: ''
    }
  },
  data() {
    return {
      playTime: '',
      current: '',
      globalSetting: { controls: true },
      playerOptions: {
        playbackRates: [0.5, 1.0, 1.5, 2.0], // 可选的播放速度
        autoplay: false, // 如果为true,浏览器准备好时开始回放。
        muted: false, // 默认情况下将会消除任何音频。
        loop: false, // 是否视频一结束就重新开始。
        preload: 'auto', // 建议浏览器在<video>加载元素后是否应该开始下载视频数据。auto浏览器选择最佳行为,立即开始加载视频（如果浏览器支持）
        language: 'zh-CN',
        aspectRatio: '16:9', // 将播放器置于流畅模式，并在计算播放器的动态大小时使用该值。值应该代表一个比例 - 用冒号分隔的两个数字（例如"16:9"或"4:3"）
        fluid: true, // 当true时，Video.js player将拥有流体大小。换句话说，它将按比例缩放以适应其容器。
        sources: [
          {
            type: 'video/wmv', // 类型
            src: 'https://filedev.quanyou.com.cn/marketing/group1/M00/00/50/rB8kPmHqHviATzaVAXDmEzHftxY895.wmv' // this.src // this.formatImageUrl(this.src) // url地址
          }
        ],
        poster: '', // 封面地址
        notSupportedMessage: '此视频暂无法播放，请稍后再试', // 允许覆盖Video.js无法播放媒体源时显示的默认信息。
        controlBar: {
          timeDivider: true, // 当前时间和持续时间的分隔符
          durationDisplay: true, // 显示持续时间
          remainingTimeDisplay: false, // 是否显示剩余时间功能
          fullscreenToggle: true // 是否显示全屏按钮
        }
      }
    }
  },
  beforeRouteLeave() {
    this.$refs.videoPlayer.player.pause()
  },
  methods: {
    // 播放回调
    onPlayerPlay(player) {
      console.log('player play!', player)
    },

    // 暂停回调
    onPlayerPause(player) {
      console.log('player pause!', player)
    },

    // 视频播完回调
    onPlayerEnded(player, $event) {
      console.log(player)
    },
    // DOM元素上的readyState更改导致播放停止
    onPlayerWaiting(player) {
      const time = localStorage.getItem('cacheTime')
      if (player.cache_.currentTime - Number(time) > 0.1) {
        this.current = Number(time)
        this.playerReadied(player)
      } else {
        this.current = player.cache_.currentTime
      }
    },

    // 已开始播放回调
    onPlayerPlaying($event) {
      // console.log(player)
    },

    // 当播放器在当前播放位置下载数据时触发
    onPlayerLoadeddata($event) {
      // console.log(player)
    },

    // // 当前播放位置发生变化时触发。
    onPlayerTimeupdate(player) {
      this.playTime = player.cache_.currentTime
      const playTime = player.cache_.currentTime
      setTimeout(function() {
        localStorage.setItem('cacheTime', playTime)
      }, 500)

      const time = localStorage.getItem('cacheTime')
      if (player.cache_.currentTime - Number(time) > 2) {
        this.current = Number(time)
        this.playerReadied(player)
      } else {
        this.current = player.cache_.currentTime
      }
    },

    // 媒体的readyState为HAVE_FUTURE_DATA或更高
    onPlayerCanplay(player) {
      // console.log('player Canplay!', player)
    },

    // 媒体的readyState为HAVE_ENOUGH_DATA或更高。这意味着可以在不缓冲的情况下播放整个媒体文件。
    onPlayerCanplaythrough(player) {
      // console.log('player Canplaythrough!', player)
    },

    // 播放状态改变回调
    playerStateChanged(playerCurrentState) {
      // console.log('player current update state', playerCurrentState)
    },

    // 将侦听器绑定到组件的就绪状态。与事件监听器的不同之处在于，如果ready事件已经发生，它将立即触发该函数。。
    playerReadied(player) {
      console.log('example player 1 readied', player)
      player.currentTime(this.current)
    }
  }
}
</script>

<style lang='scss' scoped>
    .vjs-custom-skin > .video-js .vjs-big-play-button {
        background-color: rgba(0,0,0,0.45);
        font-size: 3.0em;
        /* border-radius: 50%; */
        height: 1.5em !important;
        line-height:1.5em !important;
        margin-top: -1em !important;
    }
    /*这里用了第三方vue-video-player插件，但这个插件有bug，设置globalSetting:{controls:true}隐藏进度条不生效，故可设置插件样式进行隐藏vjs-progress-contro*/
    .vjs-progress-control {
        /*visibility:hidden;       // 隐藏进度条*/
    }

</style>
